Não informado. (1916). Bulletin of the Scripps Institution for Biological Research. University of California.
Chicago-referens (17:e uppl.)Não informado. Bulletin of the Scripps Institution for Biological Research. Berkeley, Calif: University of California, 1916.
MLA-referens (8:e uppl.)Não informado. Bulletin of the Scripps Institution for Biological Research. University of California, 1916.
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